Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Quem ganhou a dupla masculina quando Wu Yang ganhou a simples feminina?
 ###Tabelas: CREATE TABLE variation_with_playing_cards (variation_with_playing_cards_id AUTO_INCREMENT PRIMARY KEY, 1st players choice VARCHAR, 2nd players choice VARCHAR, Probability 1st player wins VARCHAR, Probability 2nd player wins VARCHAR, Probability of a draw VARCHAR) CREATE TABLE innings_or_series (innings_or_series_id AUTO_INCREMENT PRIMARY KEY, Runs VARCHAR, Player VARCHAR, Opponent VARCHAR, Venue VARCHAR, Season VARCHAR) CREATE TABLE polish_open (polish_open_id AUTO_INCREMENT PRIMARY KEY, Year Location VARCHAR, Mens Singles VARCHAR, Womens Singles VARCHAR, Mens Doubles VARCHAR, Womens Doubles VARCHAR) CREATE TABLE current_clubs (current_clubs_id AUTO_INCREMENT PRIMARY KEY, Name VARCHAR, Nickname VARCHAR, Location VARCHAR, Home ground(s) VARCHAR, Coach VARCHAR, Captain VARCHAR) CREATE TABLE singles_titles_14 (singles_titles_14_id AUTO_INCREMENT PRIMARY KEY, Date VARCHAR, Tournament VARCHAR, Surface VARCHAR, Opponent VARCHAR, Score VARCHAR)  
SELECT Mens Doubles FROM polish_open WHERE Womens Singles = Wu Yang